{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:EQC5ZDSOLQCMMAVCGADGXZUN7I","short_pith_number":"pith:EQC5ZDSO","schema_version":"1.0","canonical_sha256":"2405dc8e4e5c04c602a230066be68dfa26fa5c5ffd702a9b257193559fea4df1","source":{"kind":"arxiv","id":"1207.0820","version":1},"attestation_state":"computed","paper":{"title":"Topological jamming of spontaneously knotted polyelectrolyte chains driven through a nanopore","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.bio-ph"],"primary_cat":"cond-mat.soft","authors_text":"A. Rosa, C. Micheletti, M. Di Ventra","submitted_at":"2012-07-03T20:00:22Z","abstract_excerpt":"The advent of solid state nanodevices allows for interrogating the physico-chemical properties of a polyelectrolyte chain by electrophoretically driving it through a nanopore. Salient dynamical aspects of the translocation process have been recently characterized by theoretical and computational studies of model polymer chains free from self-entanglement. However, sufficiently long equilibrated chains are necessarily knotted. The impact of such topological \"defects\" on the translocation process is largely unexplored, and is addressed in this study. By using Brownian dynamics simulations on a c"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1207.0820","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2012-07-03T20:00:22Z","cross_cats_sorted":["cond-mat.mes-hall","physics.bio-ph"],"title_canon_sha256":"0963291a3c79a762d0f928c8646db820987a1246cbe25916f15764e11b4e7f44","abstract_canon_sha256":"bc0aa66b6f9551c0eb048ca0195f370ab5d33a0bb177c04161f95af822b5a9b6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:35.162232Z","signature_b64":"fOpZcA8WczbdAg15EasMYK0+kr1xG77XPV37Yi4tONVVjwmqOw2r/X48hMAo8PoDsuIxjlA/gZ0k/+UDg2tyCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2405dc8e4e5c04c602a230066be68dfa26fa5c5ffd702a9b257193559fea4df1","last_reissued_at":"2026-05-18T01:56:35.161771Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:35.161771Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Topological jamming of spontaneously knotted polyelectrolyte chains driven through a nanopore","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.bio-ph"],"primary_cat":"cond-mat.soft","authors_text":"A. Rosa, C. Micheletti, M. Di Ventra","submitted_at":"2012-07-03T20:00:22Z","abstract_excerpt":"The advent of solid state nanodevices allows for interrogating the physico-chemical properties of a polyelectrolyte chain by electrophoretically driving it through a nanopore. Salient dynamical aspects of the translocation process have been recently characterized by theoretical and computational studies of model polymer chains free from self-entanglement. However, sufficiently long equilibrated chains are necessarily knotted. The impact of such topological \"defects\" on the translocation process is largely unexplored, and is addressed in this study. By using Brownian dynamics simulations on a c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.0820","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1207.0820","created_at":"2026-05-18T01:56:35.161843+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.0820v1","created_at":"2026-05-18T01:56:35.161843+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.0820","created_at":"2026-05-18T01:56:35.161843+00:00"},{"alias_kind":"pith_short_12","alias_value":"EQC5ZDSOLQCM","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_16","alias_value":"EQC5ZDSOLQCMMAVC","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_8","alias_value":"EQC5ZDSO","created_at":"2026-05-18T12:27:04.183437+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I","json":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I.json","graph_json":"https://pith.science/api/pith-number/EQC5ZDSOLQCMMAVCGADGXZUN7I/graph.json","events_json":"https://pith.science/api/pith-number/EQC5ZDSOLQCMMAVCGADGXZUN7I/events.json","paper":"https://pith.science/paper/EQC5ZDSO"},"agent_actions":{"view_html":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I","download_json":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I.json","view_paper":"https://pith.science/paper/EQC5ZDSO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.0820&json=true","fetch_graph":"https://pith.science/api/pith-number/EQC5ZDSOLQCMMAVCGADGXZUN7I/graph.json","fetch_events":"https://pith.science/api/pith-number/EQC5ZDSOLQCMMAVCGADGXZUN7I/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I/action/storage_attestation","attest_author":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I/action/author_attestation","sign_citation":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I/action/citation_signature","submit_replication":"https://pith.science/pith/EQC5ZDSOLQCMMAVCGADGXZUN7I/action/replication_record"}},"created_at":"2026-05-18T01:56:35.161843+00:00","updated_at":"2026-05-18T01:56:35.161843+00:00"}